<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>

	<body>
		<p>output 标签定义不同类型的输出，比如脚本的输出。</p>
		<form oninput="x.value=parseInt(a.value)+parseInt(b.value)">0
			<input type="range" id="a" value="50">100 +
			<input type="number" id="b" value="50"> =
			<output name="x" for="a b"></output>
		</form>
	</body>

</html>